Well fishing tool



Oct. 6, 1931. E. J. cARscALLEN 1,826,650

WELL FISHING TOOL Filed Nov. 22, 195o Patented OcL- 6, 17931:

ERNEST vJ.y cARsoALLEN, or MHALL; NORTH vDAKOTA 'wenn FrsnrNe Toon nApplication filed November 22, A1930. Seria No. 497,545.

- This invention relates to certain new and useful improvements in awell fishingtool.

Theprimary robject of the invention is to rvprovide a fishing tool foruse in wells wherein the tool to be extracted or fished trom the Y i,well is equipped with al handle or bail, the

fishing tool comprising a latch lever adapt- Y ed'to bepositivelyshifted into position for the support of a handle, bail or the likey'afterthe latter has been received between the side legs or wings ofthefishing tool.

` A further object ofthe invention is to providev a `fishing tool of theforegoing charac- Y ter wherein a' spring device carried by the fishingtool is engaged with the latch lever for throwing the sametooperativeposition upon' engagement with'said spring device of a handle, bail orother part of the well equipkment being lished or' extracted from thewell.

- With the above 'and other objects in view Athatpwillbecorne apparentas the nature of i the invention isbetter understood, the same"consists" 1n the novel form,jcomb1nat1on and arrangement ofpartshereinafter more fully ings andgclaimedl.

Inthe drawings Figure 1 is aside `elevational view of a well fishingtool constructed in accordance described, shown inthe accompanyingdrawwith the present invention,showing theside legs or wings of the toolseparated at their lower` ends forpthe free entrance of the Wellequipment when the fish are extracted from the well; Y

Figure"2 yis another side elevational view ofthe fishing tool showingthe relatively 7 short slotted opening in one side wing into vceived;

which the free end of the latch lever is re- FigureB is another sideelevational-view of the fishing `tool showing the relatively longslotted opening in the other side wing v to accommodate themounting ofthe spring Y device associatedwith the latch lever;

Figure 4 is a side elevational view, partly in section showing the latchlever in elevated position and the spring yjdevice kassociatedtherewith` with the tool being fished from i the well illustrated-asentering the lower vend of the fishingtool; and

Figure 5 is a sectional view, similar to Figure 4 showing the devicebeing fished from the well engaged with the spring device for positivelythrowing the latch lever to its closed and supporting position andfurther l 'illustrating by dotted lines, the device sup- "the shank apair of side legs or wings 11 and 12'outwardly tapered at their lowerends as at 13 and defining a central longitudinally extending slot 14'.y v

*The leg or wing 12 of the fishing tool is slotted as at v15 with theslot extending from the inner end ofthe wing to a point adjacenttheouter end thereof and in `which ra latchlever and any associatedspring device are mounted. The latch lever 16 is pivot-ally mounted atone endas at 17 uponla pin "extending through the side walls of the slot15 at the lower end-ot the wing 12, the latch lever 16 being of a'length that when swung `from the position shownvinv Figure, 4,- withinthe slot 15 to that shown in Figure 5, to eX- tend transversely of the'opening or slot l14,

`to position the free end thereof'upon` the bottom wall of therelatively short slot 18k formed in the lower end of the leg or wing 11.The upper side of the pivoted end of the latch lever 16 is cut away asat 19 to provide an abutment shoulder 20. The spring device is mountedbetween the side walls of the slot 15 in the side wing 12 uponthe pin 21disposed adjacentthe upper'end ofthellatch lever 16 when the same 'is'moved'int'o; the! slot 15 and comprises a downwardly extending Vrspringarm 22 and an upwardly extending spring arm comprising two anglesections y23 and 24 definingl a bight 25 normally `positioned forengagement with the .inner face of the side wingll while the upperterminal yend of the spring arm section 24 is engaged with a wear orrubbing plate 26 secured to

